/* AArch64 ELF support for BFD. Copyright 2009, 2010, 2011, 2012 Free Software Foundation, Inc. Contributed by ARM Ltd. This file is part of GNU Binutils. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the license, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; see the file COPYING3. If not, see <http://www.gnu.org/licenses/>. */ #ifndef _ELF_AARCH64_H #define _ELF_AARCH64_H #include "elf/reloc-macros.h" /* Processor specific program header types. */ #define PT_AARCH64_ARCHEXT (PT_LOPROC + 0) /* Additional section types. */ #define SHT_AARCH64_ATTRIBUTES 0x70000003 /* Section holds attributes. */ /* AArch64-specific values for sh_flags. */ #define SHF_ENTRYSECT 0x10000000 /* Section contains an entry point. */ #define SHF_COMDEF 0x80000000 /* Section may be multiply defined in the input to a link step. */ /* Relocation types. */ START_RELOC_NUMBERS (elf_aarch64_reloc_type) /* Null relocations. */ RELOC_NUMBER (R_AARCH64_NONE, 0) /* No reloc */ /* Basic data relocations. */ /* .word: (S+A) */ RELOC_NUMBER (R_AARCH64_P32_ABS32, 1) /* .half: (S+A) */ RELOC_NUMBER (R_AARCH64_P32_ABS16, 2) /* .word: (S+A-P) */ RELOC_NUMBER (R_AARCH64_P32_PREL32, 3) /* .half: (S+A-P) */ RELOC_NUMBER (R_AARCH64_P32_PREL16, 4) /* Group relocations to create a 16, 32, 48 or 64 bit unsigned data or abs address inline. */ /* MOV[ZK]: ((S+A) >> 0) & 0xffff */ RELOC_NUMBER (R_AARCH64_P32_MOVW_UABS_G0, 5) /* MOV[ZK]: ((S+A) >> 0) & 0xffff */ RELOC_NUMBER (R_AARCH64_P32_MOVW_UABS_G0_NC, 6) /* MOV[ZK]: ((S+A) >> 16) & 0xffff */ RELOC_NUMBER (R_AARCH64_P32_MOVW_UABS_G1, 7) /* Group relocations to create high part of a 16, 32, 48 or 64 bit signed data or abs address inline. Will change instruction to MOVN or MOVZ depending on sign of calculated value. */ /* MOV[ZN]: ((S+A) >> 0) & 0xffff */ RELOC_NUMBER (R_AARCH64_P32_MOVW_SABS_G0, 8) /* Relocations to generate 19, 21 and 33 bit PC-relative load/store addresses: PG(x) is (x & ~0xfff). */ /* LD-lit: ((S+A-P) >> 2) & 0x7ffff */ RELOC_NUMBER (R_AARCH64_P32_LD_PREL_LO19, 9) /* ADR: (S+A-P) & 0x1fffff */ RELOC_NUMBER (R_AARCH64_P32_ADR_PREL_LO21, 10) /* ADRH: ((PG(S+A)-PG(P)) >> 12) & 0x1fffff */ RELOC_NUMBER (R_AARCH64_P32_ADR_PREL_PG_HI21, 11) /* ADD: (S+A) & 0xfff */ RELOC_NUMBER (R_AARCH64_P32_ADD_ABS_LO12_NC, 12) /* LD/ST8: (S+A) & 0xfff */ RELOC_NUMBER (R_AARCH64_P32_LDST8_ABS_LO12_NC, 13) /* LD/ST16: (S+A) & 0xffe */ RELOC_NUMBER (R_AARCH64_P32_LDST16_ABS_LO12_NC, 14) /* LD/ST32: (S+A) & 0xffc */ RELOC_NUMBER (R_AARCH64_P32_LDST32_ABS_LO12_NC, 15) /* LD/ST64: (S+A) & 0xff8 */ RELOC_NUMBER (R_AARCH64_P32_LDST64_ABS_LO12_NC, 16) /* LD/ST128: (S+A) & 0xff0 */ RELOC_NUMBER (R_AARCH64_P32_LDST128_ABS_LO12_NC, 17) /* Relocations for control-flow instructions. */ /* TBZ/NZ: ((S+A-P) >> 2) & 0x3fff. */ RELOC_NUMBER (R_AARCH64_P32_TSTBR14, 18) /* B.cond: ((S+A-P) >> 2) & 0x7ffff. */ RELOC_NUMBER (R_AARCH64_P32_CONDBR19, 19) /* B: ((S+A-P) >> 2) & 0x3ffffff. */ RELOC_NUMBER (R_AARCH64_P32_JUMP26, 20) /* BL: ((S+A-P) >> 2) & 0x3ffffff. */ RELOC_NUMBER (R_AARCH64_P32_CALL26, 21) RELOC_NUMBER (R_AARCH64_P32_GOT_LD_PREL19, 25) RELOC_NUMBER (R_AARCH64_P32_ADR_GOT_PAGE, 26) RELOC_NUMBER (R_AARCH64_P32_LD32_GOT_LO12_NC, 27) RELOC_NUMBER (R_AARCH64_P32_TLSGD_ADR_PAGE21, 81) RELOC_NUMBER (R_AARCH64_P32_TLSGD_ADD_LO12_NC, 82) RELOC_NUMBER (R_AARCH64_P32_TLSIE_ADR_GOTTPREL_PAGE21, 103) RELOC_NUMBER (R_AARCH64_P32_TLSIE_LD32_GOTTPREL_LO12_NC, 104) RELOC_NUMBER (R_AARCH64_P32_TLSIE_LD_GOTTPREL_PREL19, 105) RELOC_NUMBER (R_AARCH64_P32_TLSLE_MOVW_TPREL_G1, 106) RELOC_NUMBER (R_AARCH64_P32_TLSLE_MOVW_TPREL_G0, 107) RELOC_NUMBER (R_AARCH64_P32_TLSLE_MOVW_TPREL_G0_NC, 108) RELOC_NUMBER (R_AARCH64_P32_TLSLE_ADD_TPREL_HI12, 109) RELOC_NUMBER (R_AARCH64_P32_TLSLE_ADD_TPREL_LO12, 110) RELOC_NUMBER (R_AARCH64_P32_TLSLE_ADD_TPREL_LO12_NC, 111) RELOC_NUMBER (R_AARCH64_P32_TLSDESC_LD_PREL19, 122) RELOC_NUMBER (R_AARCH64_P32_TLSDESC_ADR_PREL21, 123) RELOC_NUMBER (R_AARCH64_P32_TLSDESC_ADR_PAGE21, 124) RELOC_NUMBER (R_AARCH64_P32_TLSDESC_LD32_LO12_NC, 125) RELOC_NUMBER (R_AARCH64_P32_TLSDESC_ADD_LO12_NC, 126) RELOC_NUMBER (R_AARCH64_P32_TLSDESC_CALL, 127) /* Dynamic relocations */ /* Copy symbol at runtime. */ RELOC_NUMBER (R_AARCH64_P32_COPY, 180) /* Create GOT entry. */ RELOC_NUMBER (R_AARCH64_P32_GLOB_DAT, 181) /* Create PLT entry. */ RELOC_NUMBER (R_AARCH64_P32_JUMP_SLOT, 182) /* Adjust by program base. */ RELOC_NUMBER (R_AARCH64_P32_RELATIVE, 183) RELOC_NUMBER (R_AARCH64_P32_TLS_DTPMOD, 184) RELOC_NUMBER (R_AARCH64_P32_TLS_DTPREL, 185) RELOC_NUMBER (R_AARCH64_P32_TLS_TPREL, 186) RELOC_NUMBER (R_AARCH64_P32_TLSDESC, 187) RELOC_NUMBER (R_AARCH64_P32_IRELATIVE, 188) RELOC_NUMBER (R_AARCH64_NULL, 256) /* No reloc */ /* Basic data relocations. */ /* .xword: (S+A) */ RELOC_NUMBER (R_AARCH64_ABS64, 257) /* .word: (S+A) */ RELOC_NUMBER (R_AARCH64_ABS32, 258) /* .half: (S+A) */ RELOC_NUMBER (R_AARCH64_ABS16, 259) /* .xword: (S+A-P) */ RELOC_NUMBER (R_AARCH64_PREL64, 260) /* .word: (S+A-P) */ RELOC_NUMBER (R_AARCH64_PREL32, 261) /* .half: (S+A-P) */ RELOC_NUMBER (R_AARCH64_PREL16, 262) /* Group relocations to create a 16, 32, 48 or 64 bit unsigned data or abs address inline. */ /* MOV[ZK]: ((S+A) >> 0) & 0xffff */ RELOC_NUMBER (R_AARCH64_MOVW_UABS_G0, 263) /* MOV[ZK]: ((S+A) >> 0) & 0xffff */ RELOC_NUMBER (R_AARCH64_MOVW_UABS_G0_NC, 264) /* MOV[ZK]: ((S+A) >> 16) & 0xffff */ RELOC_NUMBER (R_AARCH64_MOVW_UABS_G1, 265) /* MOV[ZK]: ((S+A) >> 16) & 0xffff */ RELOC_NUMBER (R_AARCH64_MOVW_UABS_G1_NC, 266) /* MOV[ZK]: ((S+A) >> 32) & 0xffff */ RELOC_NUMBER (R_AARCH64_MOVW_UABS_G2, 267) /* MOV[ZK]: ((S+A) >> 32) & 0xffff */ RELOC_NUMBER (R_AARCH64_MOVW_UABS_G2_NC, 268) /* MOV[ZK]: ((S+A) >> 48) & 0xffff */ RELOC_NUMBER (R_AARCH64_MOVW_UABS_G3, 269) /* Group relocations to create high part of a 16, 32, 48 or 64 bit signed data or abs address inline. Will change instruction to MOVN or MOVZ depending on sign of calculated value. */ /* MOV[ZN]: ((S+A) >> 0) & 0xffff */ RELOC_NUMBER (R_AARCH64_MOVW_SABS_G0, 270) /* MOV[ZN]: ((S+A) >> 16) & 0xffff */ RELOC_NUMBER (R_AARCH64_MOVW_SABS_G1, 271) /* MOV[ZN]: ((S+A) >> 32) & 0xffff */ RELOC_NUMBER (R_AARCH64_MOVW_SABS_G2, 272) /* Relocations to generate 19, 21 and 33 bit PC-relative load/store addresses: PG(x) is (x & ~0xfff). */ /* LD-lit: ((S+A-P) >> 2) & 0x7ffff */ RELOC_NUMBER (R_AARCH64_LD_PREL_LO19, 273) /* ADR: (S+A-P) & 0x1fffff */ RELOC_NUMBER (R_AARCH64_ADR_PREL_LO21, 274) /* ADRH: ((PG(S+A)-PG(P)) >> 12) & 0x1fffff */ RELOC_NUMBER (R_AARCH64_ADR_PREL_PG_HI21, 275) /* ADRH: ((PG(S+A)-PG(P)) >> 12) & 0x1fffff */ RELOC_NUMBER (R_AARCH64_ADR_PREL_PG_HI21_NC, 276) /* ADD: (S+A) & 0xfff */ RELOC_NUMBER (R_AARCH64_ADD_ABS_LO12_NC, 277) /* LD/ST8: (S+A) & 0xfff */ RELOC_NUMBER (R_AARCH64_LDST8_ABS_LO12_NC, 278) /* Relocations for control-flow instructions. */ /* TBZ/NZ: ((S+A-P) >> 2) & 0x3fff. */ RELOC_NUMBER (R_AARCH64_TSTBR14, 279) /* B.cond: ((S+A-P) >> 2) & 0x7ffff. */ RELOC_NUMBER (R_AARCH64_CONDBR19, 280) /* 281 unused */ /* B: ((S+A-P) >> 2) & 0x3ffffff. */ RELOC_NUMBER (R_AARCH64_JUMP26, 282) /* BL: ((S+A-P) >> 2) & 0x3ffffff. */ RELOC_NUMBER (R_AARCH64_CALL26, 283) /* LD/ST16: (S+A) & 0xffe */ RELOC_NUMBER (R_AARCH64_LDST16_ABS_LO12_NC, 284) /* LD/ST32: (S+A) & 0xffc */ RELOC_NUMBER (R_AARCH64_LDST32_ABS_LO12_NC, 285) /* LD/ST64: (S+A) & 0xff8 */ RELOC_NUMBER (R_AARCH64_LDST64_ABS_LO12_NC, 286) /* LD/ST128: (S+A) & 0xff0 */ RELOC_NUMBER (R_AARCH64_LDST128_ABS_LO12_NC, 299) RELOC_NUMBER (R_AARCH64_GOT_LD_PREL19, 309) RELOC_NUMBER (R_AARCH64_ADR_GOT_PAGE, 311) RELOC_NUMBER (R_AARCH64_LD64_GOT_LO12_NC, 312) RELOC_NUMBER (R_AARCH64_TLSGD_ADR_PAGE21, 513) RELOC_NUMBER (R_AARCH64_TLSGD_ADD_LO12_NC, 514) RELOC_NUMBER (R_AARCH64_TLSIE_MOVW_GOTTPREL_G1, 539) RELOC_NUMBER (R_AARCH64_TLSIE_MOVW_GOTTPREL_G0_NC, 540) RELOC_NUMBER (R_AARCH64_TLSIE_ADR_GOTTPREL_PAGE21, 541) RELOC_NUMBER (R_AARCH64_TLSIE_LD64_GOTTPREL_LO12_NC, 542) RELOC_NUMBER (R_AARCH64_TLSIE_LD_GOTTPREL_PREL19, 543) RELOC_NUMBER (R_AARCH64_TLSLE_MOVW_TPREL_G2, 544) RELOC_NUMBER (R_AARCH64_TLSLE_MOVW_TPREL_G1, 545) RELOC_NUMBER (R_AARCH64_TLSLE_MOVW_TPREL_G1_NC, 546) RELOC_NUMBER (R_AARCH64_TLSLE_MOVW_TPREL_G0, 547) RELOC_NUMBER (R_AARCH64_TLSLE_MOVW_TPREL_G0_NC, 548) RELOC_NUMBER (R_AARCH64_TLSLE_ADD_TPREL_HI12, 549) RELOC_NUMBER (R_AARCH64_TLSLE_ADD_TPREL_LO12, 550) RELOC_NUMBER (R_AARCH64_TLSLE_ADD_TPREL_LO12_NC, 551) RELOC_NUMBER (R_AARCH64_TLSDESC_LD_PREL19, 560) RELOC_NUMBER (R_AARCH64_TLSDESC_ADR_PREL21, 561) RELOC_NUMBER (R_AARCH64_TLSDESC_ADR_PAGE21, 562) RELOC_NUMBER (R_AARCH64_TLSDESC_LD64_LO12_NC, 563) RELOC_NUMBER (R_AARCH64_TLSDESC_ADD_LO12_NC, 564) RELOC_NUMBER (R_AARCH64_TLSDESC_OFF_G1, 565) RELOC_NUMBER (R_AARCH64_TLSDESC_OFF_G0_NC, 566) RELOC_NUMBER (R_AARCH64_TLSDESC_LDR, 567) RELOC_NUMBER (R_AARCH64_TLSDESC_ADD, 568) RELOC_NUMBER (R_AARCH64_TLSDESC_CALL, 569) /* Dynamic relocations */ /* Copy symbol at runtime. */ RELOC_NUMBER (R_AARCH64_COPY, 1024) /* Create GOT entry. */ RELOC_NUMBER (R_AARCH64_GLOB_DAT, 1025) /* Create PLT entry. */ RELOC_NUMBER (R_AARCH64_JUMP_SLOT, 1026) /* Adjust by program base. */ RELOC_NUMBER (R_AARCH64_RELATIVE, 1027) RELOC_NUMBER (R_AARCH64_TLS_DTPMOD, 1028) RELOC_NUMBER (R_AARCH64_TLS_DTPREL, 1029) RELOC_NUMBER (R_AARCH64_TLS_TPREL, 1030) RELOC_NUMBER (R_AARCH64_TLSDESC, 1031) RELOC_NUMBER (R_AARCH64_IRELATIVE, 1032) END_RELOC_NUMBERS (R_AARCH64_end) #endif /* _ELF_AARCH64_H */